H.H. Drill-Tech Drilling Machinery Co., Ltd. , the former Lianyungang H.H. Drill-Tech Drilling Machinery Co., Ltd., is a National Hi-tech Enterprise, specializing in design, and manufacture a variety of complete drilling equipment and drilling tools including geological exploration, coalbed methane exploration, engineering piling foundation drilling and trenchless drilling in China ...About Us
Our main products consist of core drill rigs, multi-function full-hydraulic top driving rigs, engineering drill rigs, and trenchless horizontal directional drill rigs etc. All these make totally 4 series of products, including more than 80 varieties of models and types, and also drilling derricks, drilling tools and mud pumps etc. and more than 70 relevant other auxiliary equipment ...Drilling Rig
Drilling rig is a machine to drill holes in the ground. It is also known as diamond core rig in general place. It is mainly used to the on-shore or off-shore oil well, water well or the exploration of natural gas. With concern to its structure...Core Drilling Rig
This drilling rig is widely used in the fields of geology, metallurgy, coal and natural gas as well as underground water, etc. It is also referred as diamond coring rig in some place...Spindle Drilling Rig
This drilling rig, as a diamond core drilling rig, is a kind of vertical shaft drilling rig with strong drilling capacity powered by hydraulic pressure. This kind of spindle core drilling rig is suitable for the exploration of solid mineral deposit...XY-2
XY-2B core drilling is a new drilling rig developed to meet the increasing demand of both the users and the development of geological industry. It is applied to geological engineering, hydro-geology well and large-diameter engineering...XY-4
XY-4 spindle type core drilling rig is a new drilling rig with high speed. It is invented to stratify the state-of-art development of the geological industry and the user's demand. It has been identified by authority in 1976 and won the national ...XY-42A
The XY-42A spindle type core drilling rig can be applied to coring drilling by using tungsten-carbide-tipped bit and diamond bit. It is also called surface core drill rig in general place. It can be also used to engineering geological exploration...XY-44A
As a spindle type drilling rig, the XY-44A core drill rig takes diamond bit or tungsten-carbide -tipped bit is aligned with a water brake. It is fed with double cylinders that travel much longer. Its oil is supplied in two opposite directions ...HXY-2T
The HXY-2BT diamond core rig, integrated rig with tower into one unit, consists of XY-2B drill rig and mast-type drill tower, with the function of hydraulic lifting and lowering of tower. The rig is simple in structure, reasonable in design...HXY-4T
1. The HXY-4T spindle type core drilling rig is integrated with the main machine and the drill tower.
2. The rig has fast rotary speed and broad rotary range. It can produce large torque at low speed...
The HXY-42T core drill rig, integrated rig with tower into one unit, consists of XY-42 drill rig and mast-type drill tower, with the function of hydraulic lifting and lowering of tower. The rig is simple in structure, reasonable in design, light in weight...HXY-44T
1. The HXY-44T spindle type core drilling rig is integrated with main machine and dill tower. It has a compact structure and reasonable layout. All the components are exposed without any overlapping. Therefore, it is easy to maintain...HXY-5A
This HXY-5A spindle type core drilling rig incorporates the advantages and characteristics of various core drilling rigs home and abroad. It is a kind of hydraulic-driven, spindle, diamond-bit, and small-diameter core drill rig with fairly powerful drilling force...HXY-6A
The HXY-6A spindle type core drilling rig is driven by hydraulic pressure with powerful drilling force. It can perform diamond-bit small-diameter core drill. It has a compact structure, a rational layout and a moderate weight...HXY-6BⅡ
The HXY-6B core drilling rig is driven by hydraulic pressure. It has large range of rotary speed and great hoisting force. It is equipped with water brake. It is convenient...HXY-8
The HXY-8 spindle type core drilling rig is hydraulic-fed equipped with hydraulic brake. And its hoister is in horizontal arrangement. It is mechanical transmission and spindle rotation...HXY-8B
The type of HXY-8B core drill rig is a kind of core drill rig for medium and deep hole drilling using diamond and carbide-tipped bits, with mechanical transmission, spindle rotation, hydraulic feeding. HXY-8B is a diamond drilling rig...HXY-9
The HXY-9 spindle type core drilling rig is compact in construction and rational in overall arrangement. It is light and convenient to assemble. And the range of rotary speed is sound. It is equipped with water brake and has a normal-open cultch mechanism...XY-42, HXY-2BT
Trailer mounted drill rig XY-42 is a new product manufactured by our customer's demand. This trailer mounted core drilling rig is mounted on trailer with four hydraulic jacks and four tires, which in tunes increases its mobility...Full Hydraulic Core Drilling Rig
Full hydraulic core drilling rig is a diamond or hard-metal drilling rig. It is a multi-functional, highly capable drilling rig which can accomplish wire line coring and top drive drilling. The full hydraulic core drilling is suitable to the exploration ...HYDX-2
HYDX-2 full hydraulic portable drill rig is a kind of light rig designed for geological exploration in remote area difficult to enter. This portable drill rig is mainly suitable for diamond drilling with wireline coring technique. The rig consists of diesel power unit, hydraulic system...HYDX-4
The HYDX-4 hydraulic core drilling rig of full hydraulic and rotator adopted the technology of wire-line coring, has been the dominant type rig for solid mineral deposits prospecting in developed counties in the world. It is also the developing direction of drilling ...HYDX-5A
The crawler drilling rig HYDX-5A new model full hydraulic drill rig is developed by H.H. Drill-Tech Drilling Machinery Co., Ltd. with reference of advanced technique of same kind equipment at home and abroad. The crawler drilling rig has a reasonable ...HYDX-5C
The HYDX-5C new model full hydraulic core drill rig is advanced it is a typical hydraulic drill rig on wheel trailer, with reference technique of same kind equipments at home and abroad. The drill rig has a reasonable design and superior performance...HYDX-6
This HYDX-6 hydraulic drilling rig is a new product made by Lianyungang H.H. Drill-Tech Drilling Machinery . It is a thoroughly new-typed drilling rig developed on the basis of the advanced techniques in the world. HYDX-6 is reasonable in design, excellent ...HCR-8
HCR-8 hydraulic drilling rig, an up-to-date multifunctional product made by our factory, is a thoroughly new-type wireline core drilling rig developed on the basis of the market demand and the advanced techniques in the world. This HCR-8 wireline core ...Underground Drilling Rig
The full hydraulic underground drilling rig is applied to the following fields: coal, metallurgy, geology and engineering, etc. Specifically, as a kind of underground diamond core rig, it is used to the large-diameter gas drainage and the water injection ...Engineering Drilling Rig
This kind of drilling rig made in Huanghai Company is mainly used exploration of coal mine, metal, natural gas, coal bed methane, and so on. There is HYG-2 and GM-20A engineering drilling rig for choice, the former is full hydraulic type ...HYG-2
The HYG-2 full hydraulic engineering exploration drilling rig is suitable to the following fields of construction, highway, bridge, water conservation and mine as well as tunnel engineering. It can be used to foundation survey hole...GM-20A
The GM-20A engineering drilling rig (with drilling tower) incorporates the features of the rotary table drilling rig, the unit head drilling rig and the spindle drilling rig. It has strong torque and high drilling efficiency because of its ability to drill precisely...GQ-15A
GQ-15A Drill is a new type of product designed by our factory. The drill is in the aligned hydraulic feeding system, so it can drill in the ways by pressuring and decompressing. It can even load and unload drill tools, raise and pill down ...HDD Drill Rig
The HDD drill rig is short for horizontal directional drilling rig, and the other name trenchless directional drilling rig. HDD Drill rig made in Huanghai Factory is an automotive travel drilling rig by means of rubber crawler. It is powered ...Drilling Auxiliary Apparatus
Drilling auxiliary apparatus is used, in assistance with the drilling rig, to accomplish the drilling. Generally speaking, there are surface tools and drilling tools...Drill Derricks and Drill Tower
Drill tower is a metal framework with certain height and span. It is the significant part of the drill rig. It is made up of crown block, the body, bi-layer platform, derrick and chassis, etc. It is used to locate and hang the drill rig's hoisting system. It is strong enough ...HCX-13/HCX-13 Derrick
1. The derrick has a reasonable structure with its story height of 1.3m. Thanks to the light weight, it is easy to install quickly.
2. It enjoys a high payload capacity. It can lift up the drilling rig drilling vertical hole at the height of 800m or inclined ...
1. The derrick is well structured. Its story height is 1.7 m. The weight of is light. HCX-18 derrick is convenient to assemble in a short time.
2. It has a large payload capacity. This drill derrick can be used for vertical hole drilling and inclined hole drilling...
1. The pedestal of the WXT-18 derrick is made of structural steel. The pedestal can be divided into two parts. Thanks to the quality of the structural steel, the derrick is solid and stable. The derrick is easy to dissemble and to transport...HCX-23 Derrick
1. The derrick is well-structured with its story height of 1.7m. Its single piece is light. It is convenient to install in short time.
2. It has large load capacity. It can be used to the 1800m vertical drilling and 1600m inclined drilling...
(1). The derrick is reasonably structured with its story height of 1.7m. The weight of its single piece is light. It is easy to install in quite short time.
(2). It has a considerably large load capacity. It can be used to vertical drilling at the height of 1800m...
Drill rod is a tube or tube-like tools with its end threaded. It is part of the drill string which consists of drilling bit, drill collar, specialized sub and kelly. It is used for rock drill and dowels. Specifically, it is used to connect the drill bit and deliver ...Q series Rods/Wire Line Drill Rod
Drill Rod Sub
Drilling rod sub is used as a joint to connect the single drill rod, such as the internal threaded drill rod. It can be the joint tool for oil and natural gas, etc. It is made of ...Kelley
Kelly is a kind of drill rod in the shape of a six-sided square cross section. It is made of AISI 4145H alloy steel in accordance with the specificationApplications